AT&T Navigator for iPhone has been updated to version 1.7i. AT&T Navigator is now the first iPhone GPS Navigation application with direct speech recognition. This means you can simply press a button on the home screen and speak where you want to go. The AT&T Navigator v1.7i now includes smoother 3D navigation, lane assistance, traffic camera alerts, background battery saver mode, and basic multitasking. Video follows after the jump.